1006907672osux2y
1006907672osux2y 1006907672osux2y
  • 03-08-2017
  • Mathematics
contestada

A man travels a distance of 20 miles at 60 miles per hour then returns over the same route at 40 miles per hour. Find the average rate per hour.

A)50
B)48
C)47
D)46

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choixongdong
choixongdong choixongdong
  • 03-08-2017
average = (60 miles per hour + 40 miles per hour)/ 2 = 50 miles per hour
average rate per hour = 50

answer
50
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